Average annual temperature is 15.4 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -8.4 °C
Number of sunny days: 188 days
Number of rainy days: 177 days
Look at detailed online map of Potomac Hills
* Weather data for Potomac Hills United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.8 | 25.3 | 27.7 | 32.2 | 30.2 | 32.4 | 37.8 | 36.2 | 36.6 | 28.9 | 27.6 | 18.9 |
| Average daytime temperature (°C) | 11.2 | 13.7 | 15.0 | 23.5 | 23.6 | 28.4 | 32.4 | 31.0 | 27.3 | 22.1 | 14.7 | 11.8 |
| Average temperature (°C) | 6.9 | 8.1 | 8.8 | 16.5 | 17.6 | 22.3 | 26.1 | 25.0 | 21.7 | 16.3 | 8.8 | 6.8 |
| Average night temperature (°C) | 3.6 | 3.7 | 3.9 | 11.0 | 12.6 | 17.0 | 21.6 | 20.4 | 17.3 | 11.8 | 4.5 | 3.3 |
| Absolute minimum temperature (°C) | -2.0 | -8.4 | -3.6 | 3.5 | 7.3 | 12.7 | 19.1 | 16.2 | 10.9 | 6.5 | -4.9 | -2.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.4 | 6.5 | 7.7 | 9.3 | 10.7 | 11.2 | 11.9 | 10.9 | 8.5 | 8.6 | 7.7 | 5.7 |
| Precipitation (mm) | 72 | 64 | 48 | 137 | 47 | 76 | 144 | 72 | 80 | 26 | 62 | 175 |
| Sunny days | 15 | 16 | 16 | 17 | 16 | 12 | 8 | 12 | 14 | 19 | 23 | 20 |
| Rainy days | 16 | 12 | 15 | 13 | 15 | 18 | 23 | 19 | 16 | 12 | 7 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Potomac Hills during the most sunny months:
The largest precipitation sum in Potomac Hills is at